4999220556 has 24 divisors (see below), whose sum is σ = 12725289024. Its totient is φ = 1514915280.

The previous prime is 4999220539. The next prime is 4999220563. The reversal of 4999220556 is 6550229994.

It is a junction number, because it is equal to n+sod(n) for n = 4999220499 and 4999220508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18936310 + ... + 18936573.

It is an arithmetic number, because the mean of its divisors is an integer number (530220376).

Almost surely, 2^4999220556 is an apocalyptic number.

It is an amenable number.

4999220556 is an abundant number, since it is smaller than the sum of its proper divisors (7726068468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4999220556 is a wasteful number, since it uses less digits than its factorization.

4999220556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37872901 (or 37872899 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 51.

The square root of 4999220556 is about 70705.1664024631. The cubic root of 4999220556 is about 1709.8870866930.

The spelling of 4999220556 in words is "four billion, nine hundred ninety-nine million, two hundred twenty thousand, five hundred fifty-six".